Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 878 [Rate centres in NPA 878] [Dial plan for NPA 878]

NXX: 723

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
878-723 A Pittsburgh Zone 3 PA PITBPAOKXWX  516J TON80 COMMUNICATIONS, LLC 234      
878-723 0 Pittsburgh Zone 3 PA PITBPAOKXLX  939H COMMIO, LLC 234      
878-723 1 Pittsburgh Zone 3 PA PITBPAOKXLX  939H COMMIO, LLC 234      
878-723 2 Pittsburgh Zone 3 PA PITBPADTXYY  547E ONVOY, LLC - PA 234      
878-723 3 Pittsburgh Zone 3 PA PITBPAOKXWX  516J TON80 COMMUNICATIONS, LLC 234      
878-723 4 Pittsburgh Zone 3 PA PITBPADTXYY  547E ONVOY, LLC - PA 234      
878-723 5 Pittsburgh Zone 3 PA PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234      
878-723 8 Pittsburgh Zone 3 PA PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234      
878-723 9 Pittsburgh Zone 3 PA PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.